export const age1: any = 17;
export const age2: any = [age1];
export const age3: any = [age1];

const age1: any = 'seventeen';

const ages3: Array<any> = ['seventeen'];

function greet1(): any {}

function greet2(): any[] {}

function greet3(): Array<any> {}

function greet4(): Array<Array<any>> {}

function greet5(param: Array<any>): string {}

function greet6(param: Array<any>): Array<any> {}